* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light theme */
    --bg-primary: #f0f5ff;
    --bg-secondary: #ffffff;
    --text-primary: #0a0f1c;
    --text-secondary: #2d3a5e;
    --text-tertiary: #5a6b8c;
    --accent-primary: #2563eb;
    --accent-secondary: #7c3aed;
    --accent-glow: rgba(37, 99, 235, 0.3);
    --card-bg: #ffffff;
    --card-border: rgba(37, 99, 235, 0.1);
    --card-shadow: rgba(0, 0, 0, 0.05);
    --tag-bg: #eef2ff;
    --tag-text: #2563eb;
    --footer-border: rgba(0, 0, 0, 0.05);
    --glitch-color-1: #2563eb;
    --glitch-color-2: #7c3aed;
}

.dark-theme {
    --bg-primary: #0a0f1c;
    --bg-secondary: #111827;
    --text-primary: #ffffff;
    --text-secondary: #b0c4e8;
    --text-tertiary: #8896b0;
    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --card-bg: #1f2937;
    --card-border: rgba(59, 130, 246, 0.2);
    --card-shadow: rgba(0, 0, 0, 0.3);
    --tag-bg: #1e293b;
    --tag-text: #60a5fa;
    --footer-border: rgba(255, 255, 255, 0.05);
    --glitch-color-1: #3b82f6;
    --glitch-color-2: #8b5cf6;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.theme-btn {
    background: var(--card-bg);
    border: 1px solid var(--accent-primary);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--accent-glow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.theme-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px var(--accent-primary);
}

.theme-icon-light,
.theme-icon-dark {
    position: absolute;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.dark-theme .theme-icon-light {
    transform: translateY(100%);
    opacity: 0;
}

.dark-theme .theme-icon-dark {
    transform: translateY(0);
    opacity: 1;
}

.theme-icon-dark {
    transform: translateY(-100%);
    opacity: 0;
}

.theme-icon-light {
    transform: translateY(0);
    opacity: 1;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Glitch Effect */
.glitch-wrapper {
    margin-bottom: 20px;
}

.glitch {
    font-size: 4rem;
    font-weight: 800;
    text-transform: uppercase;
    position: relative;
    text-shadow: 0.05em 0 0 var(--glitch-color-1),
                -0.05em -0.025em 0 var(--glitch-color-2);
    animation: glitch 725ms infinite;
    letter-spacing: -0.02em;
}

.glitch span {
    position: absolute;
    top: 0;
    left: 0;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch 500ms infinite;
    clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
    transform: translate(-0.04em, -0.03em);
    opacity: 0.75;
    color: var(--glitch-color-1);
}

.glitch::after {
    animation: glitch 375ms infinite;
    clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
    transform: translate(0.04em, 0.03em);
    opacity: 0.75;
    color: var(--glitch-color-2);
}

@keyframes glitch {
    0% {
        text-shadow: 0.05em 0 0 var(--glitch-color-1),
                    -0.05em -0.025em 0 var(--glitch-color-2);
    }
    14% {
        text-shadow: 0.05em 0 0 var(--glitch-color-1),
                    -0.05em -0.025em 0 var(--glitch-color-2);
    }
    15% {
        text-shadow: -0.05em -0.025em 0 var(--glitch-color-1),
                    0.025em 0.025em 0 var(--glitch-color-2);
    }
    49% {
        text-shadow: -0.05em -0.025em 0 var(--glitch-color-1),
                    0.025em 0.025em 0 var(--glitch-color-2);
    }
    50% {
        text-shadow: 0.025em 0.05em 0 var(--glitch-color-1),
                    0.05em 0 0 var(--glitch-color-2);
    }
    99% {
        text-shadow: 0.025em 0.05em 0 var(--glitch-color-1),
                    0.05em 0 0 var(--glitch-color-2);
    }
    100% {
        text-shadow: -0.025em 0 0 var(--glitch-color-1),
                    -0.025em -0.025em 0 var(--glitch-color-2);
    }
}

/* Header */
header {
    text-align: center;
    margin-bottom: 50px;
}

.header-content {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 30px;
    box-shadow: 0 20px 40px var(--card-shadow);
    border: 1px solid var(--card-border);
}

.subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 25px;
    background: var(--tag-bg);
    border-radius: 50px;
    font-size: 1rem;
    color: var(--tag-text);
    border: 1px solid var(--card-border);
}

.dot {
    width: 10px;
    height: 10px;
    background: #48bb78;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
    100% { opacity: 1; transform: scale(1); }
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.stat-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 20px var(--card-shadow);
    border: 1px solid var(--card-border);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 30px var(--accent-glow);
}

.stat-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, var(--accent-glow), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.stat-card:hover .stat-glow {
    opacity: 1;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 5px;
    position: relative;
}

.stat-label {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
    margin-bottom: 60px;
}

.project-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px var(--card-shadow);
    transition: all 0.3s;
    border: 1px solid var(--card-border);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 22px;
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.project-card:hover::before {
    opacity: 0.3;
}

.project-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 30px 40px var(--accent-glow);
}

.card-header {
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.3), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.project-card:hover .card-glow {
    opacity: 1;
}

.card-emoji {
    font-size: 4.5rem;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.3));
    transform: scale(1);
    transition: transform 0.3s;
    position: relative;
    z-index: 2;
}

.project-card:hover .card-emoji {
    transform: scale(1.1) rotate(5deg);
}

.card-body {
    padding: 25px;
}

.card-body h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tag {
    padding: 5px 12px;
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.tech-tag:hover {
    background: transparent;
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.card-footer {
    display: flex;
    gap: 12px;
}

.btn {
    flex: 1;
    padding: 12px 16px;
    border-radius: 12px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.btn:hover::before {
    width: 200px;
    height: 200px;
}

.btn-code {
    background: var(--tag-bg);
    color: var(--tag-text);
    border: 1px solid var(--card-border);
}

.btn-code:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
}

.btn-demo {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
}

.btn-demo:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--accent-glow);
}

.btn-icon {
    font-size: 1.1rem;
    position: relative;
    z-index: 2;
}

/* Direct Links Section */
.direct-links-section {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 30px;
    margin-bottom: 40px;
    box-shadow: 0 10px 20px var(--card-shadow);
    border: 1px solid var(--card-border);
}

.direct-links-section h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.direct-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    background: var(--bg-primary);
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-primary);
    border: 1px solid var(--card-border);
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}

.direct-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1;
}

.direct-link:hover::before {
    opacity: 0.1;
}

.direct-link:hover {
    transform: translateY(-2px) translateX(2px);
    border-color: var(--accent-primary);
}

.link-emoji {
    font-size: 1.5rem;
    position: relative;
    z-index: 2;
}

.link-text {
    font-weight: 500;
    position: relative;
    z-index: 2;
}

/* Footer */
footer {
    text-align: center;
    padding: 30px;
    color: var(--text-tertiary);
    font-size: 0.95rem;
    border-top: 1px solid var(--footer-border);
}

footer a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
}

footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    transition: width 0.3s;
}

footer a:hover::after {
    width: 100%;
}

.footer-heart {
    color: var(--accent-secondary);
    display: inline-block;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Responsive */
@media (max-width: 768px) {
    .glitch { font-size: 2.8rem; }
    .subtitle { font-size: 1.1rem; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: 1fr; }
    .header-content { padding: 25px; }
    .direct-links-section { padding: 25px; }
    .direct-links-section h2 { font-size: 1.6rem; }
    .theme-toggle { top: 10px; right: 10px; }
}

@media (max-width: 480px) {
    .glitch { font-size: 2.2rem; }
    .status-badge { font-size: 0.85rem; }
    .card-footer { flex-direction: column; }
    .stats-grid { gap: 10px; }
    .stat-card { padding: 15px; }
    .stat-number { font-size: 2rem; }
}